Jan. 26 Premarket Briefing: 10 Things You Should Know

1. -- U.S. stock futures were pointing lower Tuesday after the Shanghai Composite in China dropped 6.4% to finish at 2,749.78, the lowest since December 2014.

European stocks fell on the plunge in the Chinese benchmark and as oil hovered around the psychologically important $30 a barrel mark.

U.S. crude oil traded lower earlier in the session but has turned around and was up 1% to $30.61 a barrel in electronic trading Tuesday.

2. -- The economic calendar in the U.S. on Tuesday includes the Case-Shiller 20-City Index for November at 9 a.m. EST, the FHFA Housing Price Index for November at 9 a.m., and Consumer Confidence for January at 10 a.m.

The chemical company posted revenue of $5.3 billion in the period, which was below Wall Street estimates.

DuPont said it expects full-year earnings in the range of $2.95 to $3.10 a share.

5. -- Sprint (S - Get Report) plans to eliminate more jobs as it seeks to cut costs and turn around its business.

Sprint spokesman Dave Tovar said the No. 4 wireless service provider in the U.S. has cut about 2,500 jobs since last fall, or about 8% of its workforce. Last week, Sprint notified employees at six customer service centers around the country that it would be closing those locations or reducing the staff there.

The latest round of layoffs follows 2,000 job cuts announced in November 2014.

6. -- JPMorgan Chase (JPM - Get Report) will pay $1.42 billion in cash to resolve most of a lawsuit accusing it of draining Lehman Brothers of critical liquidity in the final days before that investment bank's September 2008 collapse.